Union La Calera 1-2 D. La Serena – Result & Analysis
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Poisson model rates D. La Serena at 44%, yet in-form Union La Calera provide a compelling counter-argument — this Union La Calera vs D. La Serena fixture contains genuine analytical tension.
✍️ Match Preview
Match Analysis
Union La Calera host D. La Serena at Estadio Municipal Nicolás Chahuán Nazar in Primera División, Regular Season - 33. Kick-off is scheduled for Sunday 28 November 2021 at 21:00 UTC.
Form Guide
Union La Calera — All Games: 5W 1D 4L from 10 Primera División outings this season, averaging 1.60 points per game. Last five: D L W L W. Offensively they are averaging 1.50 goals per game, with 1.30 conceded. 2 clean sheets from 10 outings provides some defensive foundation. Both teams have scored in 60% of their games — a high BTTS rate that carries real weight in the goals markets.
Union La Calera at Estadio Municipal Nicolás Chahuán Nazar this season: 3W 1D 6L from 10 home games — 1.00 PPG on home soil. At home they are averaging 1.00 goals scored and 1.60 conceded per game. Somewhat surprisingly, their home PPG of 1.00 lags behind their overall 1.60 — the home advantage has not translated into superior results at Estadio Municipal Nicolás Chahuán Nazar this season.
Looking at all fixtures this season, D. La Serena stand at 2W 4D 4L from 10 Primera División matches — 1.00 PPG. Last five: L D D D L. Their scoring rate of 1.10 per game is modest, conceding 1.70 — not a side to back heavily on the Over 2.5 from their form alone. 2 clean sheets from 10 outings suggests some defensive organisation. Both teams have scored in 60% of their games — a noteworthy BTTS rate that supports the Yes market.
When travelling in Primera División this season, D. La Serena have posted 1W 6D 3L from 10 away outings — 0.90 PPG. Away from home they average 1.20 goals scored and 1.50 conceded per game. BTTS has landed in 60% of their away games — meaningful support for the Yes angle in this specific context.
Union La Calera carry the stronger recent momentum — 0.60 PPG ahead of their opponents on 1.60 vs 1.00. The form data is a point in their favour, and where the price allows, it is the cleaner directional bet.
Head to Head
The rivalry is an even one: 1 wins apiece for Union La Calera, 0 for D. La Serena and 0 shared spoils from 1 past contests. Neither side holds a meaningful historical edge.
The 1 previous encounters between these sides have been high-scoring affairs — 3.0 goals per contest on average. Historical precedent backs the Over 2.5 goals market. The most recent clash, on 14 Aug 2021, ended 2–1 with Union La Calera winning.
With the win record balanced, the strongest H2H-derived signal is in the goals market. At 3.0 goals per game historically, Over 2.5 is the cleaner angle to extract from the head-to-head data.
In-Play Profile
Union La Calera in-play tendencies (30 games, 15 at home): they score before half-time in 80% of fixtures in home games; when goalless at HT, a second-half goal follows 71% of the time; BTTS occurs in 47% of their matches (home games); Over 2.5 goals lands in 33% of games (home games).
D. La Serena in-play tendencies (30 games, 15 at away): they score before half-time in 67% of fixtures in away games; when goalless at HT, a second-half goal follows 54% of the time; BTTS occurs in 47% of their matches (away games); Over 2.5 goals lands in 40% of games (away games); they fail to score in 37% of games.
BTTS rates are mixed from the trading data — Union La Calera 53% versus D. La Serena 47%; no strong lean in either direction. The over/under 2.5 picture is inconclusive from the in-play data (Union La Calera 47% | D. La Serena 40%).
Poisson Model
The Poisson distribution model projects Union La Calera 1.01 xG and D. La Serena 1.37 xG. These expected goals figures are the primary input: they feed a goal-probability matrix across all scoreline combinations to derive the result and market probabilities below. Underlying strength ratings: Union La Calera attack 0.801 / defence 1.343 | D. La Serena attack 0.822 / defence 1.225. League average goals — home 1.027 / away 1.242. D. La Serena bring a strong defensive rating of 1.225 — this is suppressing Union La Calera's projected output below what their attack strength alone would suggest. Data: 30 Union La Calera games / 30 D. La Serena games used (CurrentSeason).
Result probabilities: Union La Calera 26% | Draw 30% | D. La Serena 44%. Fair-value odds: Union La Calera 3.85 | Draw 3.33 | D. La Serena 2.27. This is a low-confidence result — no outcome exceeds 45%. The draw at 30% is a primary outcome, not an afterthought.
Goals markets: Over 2.5 probability 42% | BTTS probability 49% | Total xG 2.38. Under 2.5 has a narrow probability edge at 58% — total xG of 2.38 is below the line but not decisively so. BTTS probability of 49% is moderate — neither team is projected to score with enough certainty to make Yes a clear standalone call.
Summary & Verdict
The Poisson model's primary lean is D. La Serena at 44% — marginal model lean. Note a divergence: in-form Union La Calera (1.60 PPG) cuts against the Poisson lean — consider the strength-adjusted model over surface-level form results. With a 30% draw probability, Draw No Bet on D. La Serena offers a more defensible entry point than the straight win.
On the goals line, Poisson's 2.38 combined xG gives a 42% probability to Under 2.5 — Poisson-only — limited corroboration.
Poisson assigns a 49% probability to BTTS No based on the attack/defence strength model. Form rates are neutral: Union La Calera 50% | D. La Serena 60%.
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💡 Key Insights
🏟️ Match Context
• Fixture: Union La Calera vs D. La Serena | Competition: Primera División, Regular Season - 33 | Venue: Estadio Municipal Nicolás Chahuán Nazar • Kick-off: Sunday 28 Nov 2021, 21:00 UTC • Data inputs: H2H history, form splits, prediction model signals, and market pricing
📊 Statistical Prediction
• Poisson result probabilities: Union La Calera 26% | Draw 30% | D. La Serena 44% • Poisson goal markets: Over 2.5 42% | BTTS 49% | xG Union La Calera 1.01 / D. La Serena 1.37 • Poisson strength factors: Union La Calera attack 0.801 / def 1.343 | D. La Serena attack 0.822 / def 1.225 | league avg home 1.027 / away 1.242 • Poisson stance: D. La Serena (44%) — low confidence — close contest
🧮 Prediction Model
1.01
Union La Calera xG
Expected Goals
1.37
D. La Serena xG
49%
BTTS
70%
Over 1.5
42%
Over 2.5
22%
Over 3.5
Full score-by-score matrix & model internals in the "Full Poisson Detail" section below ↓
⚠️ This analysis is generated algorithmically from statistical data and is intended for informational purposes only. It does not constitute betting advice. Please gamble responsibly.
❓ Frequently Asked Questions
What time does Union La Calera vs D. La Serena kick off?
Union La Calera vs D. La Serena kicked off at 21:00 on Sunday 28 November 2021 at Estadio Municipal Nicolás Chahuán Nazar.
What was the final score in Union La Calera vs D. La Serena?
Union La Calera 1 - 2 D. La Serena.
Where is Union La Calera vs D. La Serena being played?
The match is being played at Estadio Municipal Nicolás Chahuán Nazar.
What competition is Union La Calera vs D. La Serena part of?
Union La Calera vs D. La Serena is a Regular Season - 33 fixture in the Primera División (Chile).
Who is favourite to win Union La Calera vs D. La Serena?
Our statistical model gives Union La Calera a 26% chance of winning, D. La Serena a 44% chance, and a 30% chance of a draw — making D. La Serena the favourite.
Will both teams score in Union La Calera vs D. La Serena?
Our model estimates a 49% probability that both Union La Calera and D. La Serena will score (BTTS).
Will Union La Calera vs D. La Serena have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 42%.
What is the head-to-head record between Union La Calera and D. La Serena?
Record (1 meetings): Union La Calera 1W | Draws 0 | D. La Serena 0W.
What form are Union La Calera and D. La Serena in?
Union La Calera (all comps): 5W-1D-4L in 10 | 1.60 PPG | GF 1.50 / GA 1.30 | L5 D-L-W-L-W. D. La Serena (all comps): 2W-4D-4L in 10 | 1.00 PPG | GF 1.10 / GA 1.70 | L5 L-D-D-D-L.
🧮 Model Insight
How the Model Works This Match
Working from Union La Calera's attack rating (0.80) and D. La Serena's defence rating (1.23), the model arrives at 1.01 expected goals for the home side. The same calculation in reverse, D. La Serena's attack versus Union La Calera's defence, projects 1.37 expected goals for the visitors.
These ratings are built from 30/30 games of current-season data — a full enough sample to trust.
The Exact-Score Picture
Run the expected-goals figures through the full scoreline distribution and 1-1 emerges as the single most likely result, at 14.5%. Close behind: 0-1 (11.0%), 0-0 (10.9%). Those top three scorelines alone account for 36% of the model's total probability mass — a relatively concentrated, predictable distribution for this fixture.
Most Likely Outcome
D. La Serena Win
26%
3.79
30%
3.39
44%
2.27
Top 3 Most Likely Scorelines
1 – 1
12.8%
Draw
Most likely
0 – 1
12.7%
Away win
0 – 0
9.3%
Draw
Expected Goals & Win Odds
1.01
Union La Calera xG
Total xG
2.38
1.37
D. La Serena xG
3.79
26%
Home win
3.39
30%
Draw
2.27
44%
Away win
Goals Markets
69%
Over 1.5
1.45
31%
Under 1.5
3.23
42%
Over 2.5
2.38
58%
Under 2.5
1.72
22%
Over 3.5
4.55
78%
Under 3.5
1.28
9%
Over 4.5
11.11
91%
Under 4.5
1.10
Match Markets
Both Teams to Score
49%
BTTS Yes
2.06
51%
BTTS No
1.94
Clean Sheet
25%
3.94
37%
2.74
Win to Nil
7%
14.91
16%
6.22
Score Probability Matrix (%)
| H \ A | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| 0 | 9.3 | 12.7 | 8.7 | 4.0 | 1.4 | 0.4 |
| 1 | 9.3 | 12.8 | 8.8 | 4.0 | 1.4 | 0.4 |
| 2 | 4.7 | 6.4 | 4.4 | 2.0 | 0.7 | 0.2 |
| 3 | 1.6 | 2.2 | 1.5 | 0.7 | 0.2 | 0.1 |
| 4 | 0.4 | 0.5 | 0.4 | 0.2 | 0.1 | – |
| 5 | 0.1 | 0.1 | 0.1 | – | – | – |
Green = home win · Grey = draw · Amber = away win · White ring = most likely score
▶ Model Internals
❓ Frequently Asked Questions
What is the most likely scoreline for Union La Calera vs D. La Serena?
Our Poisson model rates 1-1 as the single most likely exact scoreline, at 14.5%.
How many goals are Union La Calera and D. La Serena expected to score?
The model projects 1.01 expected goals for Union La Calera and 1.37 for D. La Serena, a combined total of 2.38.
How confident is the prediction model for Union La Calera vs D. La Serena?
Not very — the model's leading outcome sits at just 44%, meaning this is rated as a genuinely open contest with no dominant favourite.
📈 Form Insight
Form at a Glance
Union La Calera come into this having played 30 games, going 15W 6D 9L for 1.70 points per game. Their last five reads D-L-W-L-W.
On the other side, D. La Serena sit at 1.17 PPG from 30 outings (8W 11D 11L), a run that reads L-D-D-D-L across their last five.
Union La Calera carry the stronger recent form of the two, 0.53 PPG clear of D. La Serena — worth weighing alongside whatever the head-to-head and market data say.
Venue Form
Union La Calera's home form reads 7W 2D 6L across 15 games on their own ground, a 1.53 PPG return.
Away from home, D. La Serena have taken 0.87 points per game from 15 outings (2W 7D 6L).
Comparing the two in their relevant venue splits, Union La Calera come out ahead — a more targeted read than the overall PPG figures above, since it strips out games played in the opposite context.
Goals in Recent Form
Union La Calera are averaging 1.27 goals scored and 1.17 conceded per game recently; D. La Serena are on 1.27 scored and 1.37 conceded.
Last 30 Results — Primera División
Current season: same league only · Previous season: all leagues (covers promoted/relegated teams)
Union La Calera
Current Season
D. La Serena
Current Season
❓ Frequently Asked Questions
What form are Union La Calera and D. La Serena in coming into this match?
Union La Calera have gone 15W 6D 9L in their last 30 games (1.70 PPG), while D. La Serena have gone 8W 11D 11L in their last 30 (1.17 PPG).
Which team has the better venue record — Union La Calera at home or D. La Serena away?
Union La Calera's home record (1.53 PPG) is the stronger of the two venue-specific splits — Union La Calera at home: 1.53 PPG; D. La Serena away: 0.87 PPG.
Have Union La Calera or D. La Serena been keeping clean sheets recently?
Union La Calera have kept a clean sheet in 30% of their recent games, D. La Serena in 33%.
⚔️ Rivalry Insight
Fixture History
7 meetings separate these sides on the data we hold, the series stretching back to August 2021. Every recorded meeting has come in Primera División. They last met on 6 March 2026, roughly 4 months ago.
Streaks & Records
The biggest gap between the sides came on 6 Mar 2026, when D. La Serena won 3-0 — the largest margin of victory on record between these two.
Union La Calera's record when hosting D. La Serena specifically: 0W 2D 1L from 3 games — a narrower, venue-specific slice of the head-to-head picture.
Last 7 Meetings
1
Union La Calera
2
Draws
4
D. La Serena
Recent Meetings
❓ Frequently Asked Questions
What is the head-to-head record between Union La Calera and D. La Serena?
From 7 meetings on record, Union La Calera have won 1, D. La Serena have won 4, and 2 have been drawn.
When did Union La Calera and D. La Serena last play each other?
They last met on 6 March 2026, when D. La Serena 3-0 Union La Calera.
Who has won more matches between Union La Calera and D. La Serena?
D. La Serena have the better head-to-head record, with 4 wins from 7 meetings.
📈 Trading Insight
First-Half Patterns
Union La Calera are typically involved in an early goal — the half-time board shows at least one in 80% of their matches. They've gone in front at half-time 27% of the time.
D. La Serena are typically involved in an early goal — the half-time board shows at least one in 67% of their matches. They've also shown some fight from behind, salvaging a draw or win after trailing at half-time in 13% of those situations.
Full-Time Trends
BTTS sits in mixed territory for this pairing — Union La Calera 47%, D. La Serena 47% — no strong lean either way from the trading data alone.
Over 2.5 has been close to a coin-flip for both sides — 33% (Union La Calera) and 40% (D. La Serena).
On the defensive side: Union La Calera keep a clean sheet in 33% of their matches; D. La Serena in 33%; D. La Serena in 40%.
Current season: same league only. Previous season: all leagues (covers promoted/relegated teams). All = any venue | Venue = Union La Calera home games / D. La Serena away games. HT metrics require half-time score data — shown as — where unavailable.
❓ Frequently Asked Questions
Do both teams usually score when Union La Calera play D. La Serena?
Not especially — both teams scoring has occurred in only 47% of Union La Calera's recent matches and 47% of D. La Serena's, a rate that leans toward BTTS No.
Is Union La Calera vs D. La Serena usually a high-scoring fixture?
Not particularly — Over 2.5 goals has come in for only 33% of Union La Calera's recent games and 40% of D. La Serena's, pointing to a tighter contest.
Do Union La Calera and D. La Serena tend to score early?
Union La Calera have had a goal before half-time in 80% of their recent matches, D. La Serena in 67% — a useful reference point for first-half goal markets.
Prediction vindicated as D. La Serena edge out Union La Calera 1-2.
📝 Match Report
How It Unfolded
D. La Serena beat Union La Calera 1-2 at Estadio Municipal Nicolás Chahuán Nazar, Regular Season - 33, in the Primera División. With the result on the board, the sections below measure it against everything the model and the numbers projected in advance.
The Model vs The Result
The Poisson model went into this projecting Union La Calera 1.01 xG and D. La Serena 1.37 xG, a combined 2.38. The scoreboard read 1-2 for 3 actual goals. Both sides finished within a goal of their individual projections, so the scoreline sat close to the model's expected shape. Those figures were built on strength ratings of Union La Calera attack 0.80 / defence 1.34 against D. La Serena attack 0.82 / defence 1.23, drawn from 30/30 games (CurrentSeason).
On the result, the model split it Union La Calera 26% | Draw 30% | D. La Serena 44%, with D. La Serena to win its most likely call at 44%. That is exactly how it finished — the model's leading outcome was vindicated.
Goals & Markets
The model rated Over 2.5 goals at 42%. The game delivered 3, so it went over — the opposite of the projected direction. Over 1.5 had been 70% and landed. On both teams to score, the model sat at 49% and the match saw both sides score — a miss on BTTS. Historically the two sides average 43% Over 2.5 across their same-competition games (Union La Calera 47%, D. La Serena 40%), a base rate that pointed the other way from today's over. Their combined BTTS history runs at 50%, which matched the both-scored outcome.
Trading Patterns vs Reality
Union La Calera's trading profile (30 games, 15 home) set some clear expectations: BTTS lands in 53% of their matches — today it did; they keep a clean sheet 30% of the time, and conceded here.
D. La Serena's trading profile (30 games, 15 away) set some clear expectations: BTTS lands in 47% of their matches — today it did; they keep a clean sheet 33% of the time, and conceded here.
Form vs Result
On form, Union La Calera arrived the stronger side — 1.70 PPG against 1.17. Form was overturned, with D. La Serena winning despite arriving in poorer recent shape. Union La Calera (home/away splits) shipped 2 against a 1.20 concession average — a leakier day than usual. D. La Serena (home/away splits) scored 2 against a 1.13 average — above their attacking norm.
Verdict
Grading the result against the stored data, 1 of 4 pre-match signals came in: result (hit), Over 2.5 (miss), BTTS (miss), form (miss). The data was on the wrong side of this result more often than not — a reminder that a single match sits well inside the model's variance.
💡 Key Insights
⚠️ This match report is generated algorithmically from the final score, our prediction model, and each team's historical form and trading data. Analysis is for informational purposes only.